函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\random.h Create Date:2022-07-27 06:51:08
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：get_random_canary

函数原型：static inline unsigned long get_random_canary(void)

返回类型：unsigned long

参数：无

81  val等于get_random_long()
83  返回:val按位与On 64-bit architectures, protect against non-terminated C string overflows* by zeroing out the first byte of the canary; this leaves 56 bits of entropy.